WhatsApp Business API

Powerful WhatsApp API Features

Advanced capabilities designed to transform your customer communication and business automation

Business Automation

Fully automate your workflows with intelligent chatbots that handle customer inquiries, process orders, and provide 24/7 support without human intervention.

Bulk Marketing

Reach thousands of customers simultaneously with personalized bulk messaging. Our high-throughput API ensures 99.9% delivery rates for your campaigns.

Easy Integration

Get up and running in hours, not weeks. Our well-documented REST API with SDKs for multiple programming languages simplifies integration with your existing systems.

Template Messaging

Use WhatsApp-approved message templates for transactional and marketing communications. Get faster approval times with our pre-verified templates.

REST API for App

An API is a set of definitions and protocols for building and integrating application software. It’s sometimes referred to as a contract between an information provider and an information user

Smart Auto Responder

Never miss a customer message with intelligent auto-responders that provide instant replies, collect information, and route conversations to the right department.

API Documentation

Comprehensive guide to integrate our WhatsApp Business API

API Endpoint

POST https://a1topup.com/api/v1/whatsapp/send-message

Request Parameters

Parameter	Type	Required	Description
api_key	String	Yes	Your unique API key
phone_number	String	Yes	Recipient's phone number with country code
message	String	Yes	Message content (text, image URL, document URL)
message_type	String	No	Type of message (text, image, document, template)
schedule_time	String	No	Schedule time in ISO format

Sample Request

{
  "api_key": "your_api_key_here",
  "phone_number": "+919876543210",
  "message": "Hello, this is a test message from WhatsApp API",
  "message_type": "text",
  "schedule_time": "2023-12-15T10:30:00Z"
}

Success Response

{
  "status": "success",
  "message_id": "MSG123456789",
  "message": "Message sent successfully",
  "timestamp": "2023-12-15T10:30:05Z",
  "remaining_credits": 995
}

Response Parameters

Parameter	Type	Description
status	String	Request status (success/error)
message_id	String	Unique message ID for reference
message	String	Response message
timestamp	String	Message delivery timestamp
remaining_credits	Number	Your remaining message credits

Error Responses

Error Code	Message	Description
1201	Invalid API key	The provided API key is invalid or disabled
1202	Insufficient credits	Your account doesn't have enough message credits
1203	Invalid phone number	The phone number format is incorrect
1204	Message too long	The message exceeds the character limit
1205	Invalid message type	The message type is not supported
2201	WhatsApp API limit exceeded	Rate limit exceeded for the WhatsApp API

Sample Error Response

{
  "status": "error",
  "error_code": "1202",
  "message": "Insufficient credits",
  "required_credits": 1,
  "current_credits": 0
}

Pricing to Suit All Sizes of Business

Unlock the potential of your business with our powerful WhatsApp API

STARTER

₹0.00 / month

Messages limit (100)
Contact limit (10)
Device limit (1)
Template limit (10)
Apps limit (1)

Get Started

GOLD

₹799.00 / month

Messages limit (unlimited)
Contact limit (unlimited)
Devices limit (5)
Template limit (100)
Apps limit (10)
Bulk message
Access chat list

Get Started

PLATINUM

₹7,499.00 / year

Messages limit (unlimited)
Contact limit (unlimited)
Device limit (10)
Template limit (unlimited)
Apps limit (10)
Chatbot
Bulk message
Schedule message
Access chat list
Access group list

Get Started

What Our Clients Say

Success stories from our satisfied customers

"The recharge software from A1Topup helped me start my business within days. The white-label solution is perfect and the commissions are the best in the market."

Rajesh Kumar

Mumbai

"I've been using this software for 6 months now and it's been a game-changer for my business. The multi-tier commission system helps me manage my resellers easily."

Vikram Patel

Ahmedabad

"The API integration was seamless and the documentation was excellent. My developers had no issues implementing it into our existing system. Highly recommended!"

Amit Sharma

Bangalore

"The reporting features have given me valuable insights into my business. I can now track sales, commissions, and customer behavior all in one place."

Venket Reddy

Hyderabad

"Excellent software with all the features I needed. The admin dashboard is very intuitive and the support team is always available to help."

Priya Singh

Delhi

"The mobile app works flawlessly. My customers love the convenience of recharging on the go. The transaction success rate is impressive compared to other providers."

Rahul Mehta

Chennai